63003398 has 4 divisors (see below), whose sum is σ = 94505100. Its totient is φ = 31501698.

The previous prime is 63003397. The next prime is 63003403. The reversal of 63003398 is 89330036.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63003397) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15750848 + ... + 15750851.

It is an arithmetic number, because the mean of its divisors is an integer number (23626275).

Almost surely, 2^63003398 is an apocalyptic number.

63003398 is a deficient number, since it is larger than the sum of its proper divisors (31501702).

63003398 is a wasteful number, since it uses less digits than its factorization.

63003398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31501701.

The product of its (nonzero) digits is 11664, while the sum is 32.

The square root of 63003398 is about 7937.4679841874. The cubic root of 63003398 is about 397.9128745427.

The spelling of 63003398 in words is "sixty-three million, three thousand, three hundred ninety-eight".